python爬虫爬取豆瓣电影排行榜

import requests
import re  # 此模块专门用来提取有效信息

url = 'https://movie.douban.com/top250'
head = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) '
                  'Chrome/93.0.4577.82 Safari/537.36 '

}
resp = requests.get(url, headers=head)
# print(resp.text)
page_content = resp.text

# 解析数据
obj = re.compile(r'<li>.*?<div class="item">.*?<span class="title">(?P<name>.*?)</span>.*?<p class="">.*?<br>('
                 r'?P<year>.*?)&nbsp '
                 '.*?<span class="rating_num" property="v:average">(?P<evaluate>.*?)</span>', re.S)

#  开始数据
result = obj.finditer(page_content)

for it in result:
    print(it.group('name'))
    print(it.group('year').strip())
    print(it.group('evaluate').strip())